by Jeremy Canfield | Updated January 1st, 2017
This error can appear when creating a Login system in Visual Studio.
Follow these steps if error WebForms UnobtrusiveValidationMode requires a ScriptResourceMapping for 'jquery' appears:
- In Solution Explorer, select the Web.config file
- After the <configuration> markup, add the <appSettings> markup:
<configuration> <appSettings> <add key="ValidationSettings:UnobtrusiveValidationMode" value="None" /> </appSettings>